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Individual Calculations October 2008 |
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| Murillo, Alexis Total change: 3.50 | |   |
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| IV Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2164 | 2319 | 4.00 | 6 | -0.13 | 10 | -1.30 | |
|  Vives, David | | | 2061 | CRC | 0.00 | 1 | -0.82 | 10 | -8.20 | | | Murillo, Jaime | | | 1969 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Alfaro, Carlos | | | 2113 | CRC | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Zepeda, Lorena | | wm | 2161 | ESA | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Mitkov, Nikola | g | | 2556 | MKD | 0.00 | 1 | -0.20 | 10 | -2.00 | | | Tapia, Gustavo | | | 2123 | CRC | 1.00 | 1 | 0.25 | 10 | 2.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Campeonato Nacional de Costa Rica 2008 Fase 2 | San José | CRC | 2008-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2319 | 6.50 | 9 | 0.48 | 10 | 4.80 | |
| | Machado Ramirez, Allan | | | 2068 | CRC | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Gonzalez, Bernal | m | | 2423 | CRC | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Vives, David | | | 2061 | CRC | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Cabrera, Marco Antonio | | | 2065 | CRC | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Ruiz Blais, Sebastian | | | 2195 | CRC | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Valdes, Leonardo | m | | 2408 | CRC | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Alfaro Rojas, Alfonso | | | 2181 | CRC | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Hernandez Basante, Francisco | m | | 2254 | CRC | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Vargas Serano, Pablo | | | 1969 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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